Bug 1938027 - Add clang toolchain for aarch64 linux. r=firefox-build-system-reviewers,sergesanspaille

Differential Revision: https://phabricator.services.mozilla.com/D232447

build/build-clang/linux64-aarch64.json

@@ -0,0 +1,3 @@
+{
+    "target": "aarch64-unknown-linux-gnu"
+}

taskcluster/kinds/toolchain/clang.yml

@@ -275,6 +275,69 @@ linux64-clang-19:
             - win64-compiler-rt-19
             - win64-aarch64-compiler-rt-19
 
+linux64-aarch64-clang-19-raw:
+    description: "Clang 19 toolchain build"
+    treeherder:
+        symbol: TLA64(clang-19-raw)
+    run:
+        script: build-clang.sh
+        arguments:
+            - 'build/build-clang/use-clang-artifact.json'
+            - 'build/build-clang/linux64-aarch64.json'
+            - 'build/build-clang/clang-19.json'
+            - 'build/build-clang/stage-4-pgo.json'
+        resources:
+            - 'build/build-clang/use-clang-artifact.json'
+            - 'build/build-clang/linux64-aarch64.json'
+            - 'build/build-clang/clang-19.json'
+            - 'build/build-clang/stage-4-pgo.json'
+        toolchain-artifact: public/build/clang.tar.zst
+    fetches:
+        fetch:
+            - clang-19
+        toolchain:
+            - linux64-clang-19-stage1
+            - linux64-clang-19-profile
+            - linux64-aarch64-toolchain-sysroot
+
+linux64-aarch64-clang-19:
+    description: "Clang 19 toolchain build"
+    attributes:
+        local-toolchain: true
+    treeherder:
+        symbol: TLA64(clang-19)
+    worker-type: b-linux-gcp
+    worker:
+        max-run-time: 600
+    run:
+        script: repack-clang.sh
+        toolchain-alias:
+            by-project:
+                toolchains: null
+                default: linux64-aarch64-clang
+        toolchain-artifact: public/build/clang.tar.zst
+    fetches:
+        toolchain:
+            - linux64-cctools-port
+            - linux64-aarch64-clang-19-raw
+            - android-aarch64-compiler-rt-19
+            - android-aarch64-libunwind-19
+            - android-arm-compiler-rt-19
+            - android-arm-libunwind-19
+            - android-x64-compiler-rt-19
+            - android-x64-libunwind-19
+            - android-x86-compiler-rt-19
+            - android-x86-libunwind-19
+            - linux64-aarch64-compiler-rt-19
+            - linux64-x64-compiler-rt-19
+            - linux64-x86-compiler-rt-19
+            - macosx64-aarch64-compiler-rt-19
+            - macosx64-x64-compiler-rt-19
+            - wasm32-wasi-compiler-rt-19
+            - win32-compiler-rt-19
+            - win64-compiler-rt-19
+            - win64-aarch64-compiler-rt-19
+
 macosx64-clang-19-stage2:
     description: "Clang 19 toolchain build"
     treeherder:
@@ -885,6 +948,71 @@ linux64-clang-trunk:
             - win64-compiler-rt-trunk
             - win64-aarch64-compiler-rt-trunk
 
+linux64-aarch64-clang-trunk-raw:
+    description: "Clang trunk toolchain build"
+    attributes:
+        cached_task: false
+    treeherder:
+        symbol: TLA64(clang-trunk-raw)
+    run:
+        script: build-clang.sh
+        arguments:
+            - 'build/build-clang/use-clang-artifact.json'
+            - 'build/build-clang/linux64-aarch64.json'
+            - 'build/build-clang/clang-trunk.json'
+            - 'build/build-clang/stage-4-pgo.json'
+        resources:
+            - 'build/build-clang/use-clang-artifact.json'
+            - 'build/build-clang/linux64-aarch64.json'
+            - 'build/build-clang/clang-trunk.json'
+            - 'build/build-clang/stage-4-pgo.json'
+        toolchain-artifact: public/build/clang.tar.zst
+    fetches:
+        fetch:
+            - clang-trunk
+        toolchain:
+            - linux64-clang-trunk-stage1
+            - linux64-clang-trunk-profile
+            - linux64-aarch64-toolchain-sysroot
+
+linux64-aarch64-clang-trunk:
+    description: "Clang trunk toolchain build"
+    attributes:
+        cached_task: false
+    treeherder:
+        symbol: TLA64(clang-trunk)
+    worker-type: b-linux-gcp
+    worker:
+        max-run-time: 600
+    run:
+        script: repack-clang.sh
+        toolchain-alias:
+            by-project:
+                toolchains: linux64-aarch64-clang
+                default: null
+        toolchain-artifact: public/build/clang.tar.zst
+    fetches:
+        toolchain:
+            - linux64-cctools-port
+            - linux64-aarch64-clang-trunk-raw
+            - android-aarch64-compiler-rt-trunk
+            - android-aarch64-libunwind-trunk
+            - android-arm-compiler-rt-trunk
+            - android-arm-libunwind-trunk
+            - android-x64-compiler-rt-trunk
+            - android-x64-libunwind-trunk
+            - android-x86-compiler-rt-trunk
+            - android-x86-libunwind-trunk
+            - linux64-aarch64-compiler-rt-trunk
+            - linux64-x64-compiler-rt-trunk
+            - linux64-x86-compiler-rt-trunk
+            - macosx64-aarch64-compiler-rt-trunk
+            - macosx64-x64-compiler-rt-trunk
+            - wasm32-wasi-compiler-rt-trunk
+            - win32-compiler-rt-trunk
+            - win64-compiler-rt-trunk
+            - win64-aarch64-compiler-rt-trunk
+
 macosx64-clang-trunk-stage2:
     description: "Clang trunk toolchain build"
     attributes:

taskcluster/kinds/toolchain/sysroot.yml

@@ -185,3 +185,14 @@ linux64-toolchain-sysroot:
             - libicu-dev
             # For libdmg-hfsplus
             - liblzma-dev
+
+linux64-aarch64-toolchain-sysroot:
+    description: "Sysroot for aarch64 linux64 toolchain builds"
+    treeherder:
+        symbol: TLA64(sysroot-toolchain)
+    run:
+        arguments:
+            - arm64
+            # For clang
+            - binutils-dev
+            - libxml2-dev